JPH02106749U - - Google Patents
Info
- Publication number
- JPH02106749U JPH02106749U JP1989014807U JP1480789U JPH02106749U JP H02106749 U JPH02106749 U JP H02106749U JP 1989014807 U JP1989014807 U JP 1989014807U JP 1480789 U JP1480789 U JP 1480789U JP H02106749 U JPH02106749 U JP H02106749U
- Authority
- JP
- Japan
- Prior art keywords
- dialer
- control switch
- reset
- microcomputer
- retaining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000003708 edge detection Methods 0.000 description 3
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
- H04M1/2725—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial using electronic memories
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
- Devices For Supply Of Signal Current (AREA)
- Telephonic Communication Services (AREA)
Description
第1図はこの考案に係るマイコンダイアラのリ
セツト回路の一実施例の構成を示すズロツク図、
第2図は同実施例の動作を説明するためのフロー
チヤート図、第3図は同実施例におけるエツジ検
出回路20の構成を示すブロツク図、第4図はエ
ツジ検出回路の動作を示す特性図、第5図は、マ
イコンダイアラの全体構成を示す概略構成図であ
る。
20……エツジ検出回路、30……アドレスデ
コーダ、R……イニシヤルリセツト信号、HS…
…フツク信号、HKR……フツクリセツト信号、
CPUR……システムリセツト信号。
FIG. 1 is a block diagram showing the configuration of an embodiment of the reset circuit of a microcomputer dialer according to this invention.
FIG. 2 is a flowchart for explaining the operation of the same embodiment, FIG. 3 is a block diagram showing the configuration of the edge detection circuit 20 in the same embodiment, and FIG. 4 is a characteristic diagram showing the operation of the edge detection circuit. , FIG. 5 is a schematic configuration diagram showing the overall configuration of the microcomputer dialer. 20... Edge detection circuit, 30... Address decoder, R... Initial reset signal, HS...
...Hook signal, HKR...Hook reset signal,
CPU...System reset signal.
Claims (1)
アラと、 このマイコンダイアラのメモリの内容を保持し
ながら、そのシステムのリセツトを行うシステム
リセツト手段と、 電話機本体と外部電話回線の接続、切断を制御
するフツクスイツチのオンオフを検出する手段と
、 このフツクスイツチのオンオフを検出した時に
上記システムリセツト手段によつてシステムリセ
ツトを行うリセツト信号発生手段と、 を有し、 フツクスイツチの操作によつて、メモリの内容
を保持しながらシステムリセツトを行うことを特
徴とするマイコンダイアラのリセツト回路。[Scope of claim for utility model registration] A microcomputer dialer that controls telephone dialing, a system reset means that resets the system while retaining the contents of the microcomputer dialer's memory, and a connection between the telephone body and an external telephone line. , means for detecting the on/off state of a control switch for controlling disconnection, and reset signal generating means for resetting the system by the system reset means when the on/off state of the control switch is detected, and by operating the control switch, A microcontroller dialer reset circuit characterized by performing a system reset while retaining memory contents.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989014807U JP2535532Y2 (en) | 1989-02-10 | 1989-02-10 | Microcomputer dialer |
US07/472,182 US5031212A (en) | 1989-02-10 | 1990-01-30 | Dialer circuit |
CA002009016A CA2009016C (en) | 1989-02-10 | 1990-01-31 | Dialer circuit |
GB9002737A GB2229894B (en) | 1989-02-10 | 1990-02-07 | Dialer circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989014807U JP2535532Y2 (en) | 1989-02-10 | 1989-02-10 | Microcomputer dialer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02106749U true JPH02106749U (en) | 1990-08-24 |
JP2535532Y2 JP2535532Y2 (en) | 1997-05-14 |
Family
ID=11871314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989014807U Expired - Lifetime JP2535532Y2 (en) | 1989-02-10 | 1989-02-10 | Microcomputer dialer |
Country Status (4)
Country | Link |
---|---|
US (1) | US5031212A (en) |
JP (1) | JP2535532Y2 (en) |
CA (1) | CA2009016C (en) |
GB (1) | GB2229894B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5317634A (en) * | 1988-12-23 | 1994-05-31 | Alcatel N.V. | Telephone subset arrangement |
FR2670644A1 (en) * | 1990-12-18 | 1992-06-19 | Lewiner Jacques | Device for reinitialising digital control units of apparatus connected to or installed in telephone systems |
US5309508A (en) * | 1992-09-23 | 1994-05-03 | Howard Rosen | Apparatus and method for automatically blocking the transmission of identifying information concerning a telephone calling party |
US5642414A (en) * | 1995-05-17 | 1997-06-24 | Kazemzadeh; Fardad | Method and apparatus for automatic generation of telephone call blocking signals |
US5737212A (en) * | 1995-12-04 | 1998-04-07 | Industrial Technology Research Institute | Flag setting circuit for microcontroller |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5923664A (en) * | 1982-07-29 | 1984-02-07 | Matsushita Electric Ind Co Ltd | Automatic dialing device |
JPS5949049A (en) * | 1982-09-13 | 1984-03-21 | Taiko Denki Seisakusho:Kk | Reset circuit of push-button type dp signal transmitting dial |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU758562A1 (en) * | 1978-05-25 | 1980-08-23 | Предприятие П/Я В-2156 | Device for automatic calling of local and not local subscribers |
IT1127993B (en) * | 1980-01-29 | 1986-05-28 | Cselt Centro Studi Lab Telecom | DIGITAL TELEPHONE RINGTONE |
US4887294A (en) * | 1988-05-19 | 1989-12-12 | Industrial Technology Research Institute | Telephone automatic redial system |
-
1989
- 1989-02-10 JP JP1989014807U patent/JP2535532Y2/en not_active Expired - Lifetime
-
1990
- 1990-01-30 US US07/472,182 patent/US5031212A/en not_active Expired - Fee Related
- 1990-01-31 CA CA002009016A patent/CA2009016C/en not_active Expired - Fee Related
- 1990-02-07 GB GB9002737A patent/GB2229894B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5923664A (en) * | 1982-07-29 | 1984-02-07 | Matsushita Electric Ind Co Ltd | Automatic dialing device |
JPS5949049A (en) * | 1982-09-13 | 1984-03-21 | Taiko Denki Seisakusho:Kk | Reset circuit of push-button type dp signal transmitting dial |
Also Published As
Publication number | Publication date |
---|---|
GB9002737D0 (en) | 1990-04-04 |
GB2229894B (en) | 1993-06-16 |
GB2229894A (en) | 1990-10-03 |
CA2009016A1 (en) | 1990-08-10 |
CA2009016C (en) | 1994-11-22 |
JP2535532Y2 (en) | 1997-05-14 |
US5031212A (en) | 1991-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |